Imported gcc-4.4.3

[msp430-gcc.git] / libstdc++-v3 / src / system_error.cc

diff --git a/libstdc++-v3/src/system_error.cc b/libstdc++-v3/src/system_error.cc
new file mode 100644 (file)
index 0000000..c8c19ed
--- /dev/null
+++ b/libstdc++-v3/src/system_error.cc
@@ -0,0 +1,95 @@
+// <system_error> implementation file
+
+// Copyright (C) 2007, 2008, 2009 Free Software Foundation, Inc.
+//
+// This file is part of the GNU ISO C++ Library.  This library is free
+// software; you can redistribute it and/or modify it under the
+// terms of the GNU General Public License as published by the
+// Free Software Foundation; either version 3, or (at your option)
+// any later version.
+
+// This library is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+
+// Under Section 7 of GPL version 3, you are granted additional
+// permissions described in the GCC Runtime Library Exception, version
+// 3.1, as published by the Free Software Foundation.
+
+// You should have received a copy of the GNU General Public License and
+// a copy of the GCC Runtime Library Exception along with this program;
+// see the files COPYING3 and COPYING.RUNTIME respectively.  If not, see
+// <http://www.gnu.org/licenses/>.
+
+
+#include <cstring>
+#include <system_error>
+#include <bits/functexcept.h>
+#include <limits>
+
+namespace
+{
+  using std::string; 
+  
+  struct generic_error_category : public std::error_category
+  {
+    virtual const char*
+    name() const 
+    { return "generic"; }
+
+    virtual string 
+    message(int i) const
+    {
+      // XXX locale issues: how does one get or set loc.
+      // _GLIBCXX_HAVE_STRERROR_L, strerror_l(i, cloc)
+      return string(strerror(i));
+    }
+  };
+
+  struct system_error_category : public std::error_category
+  {
+    virtual const char*
+    name() const
+    { return "system"; }
+
+    virtual string
+    message(int i) const
+    {
+      // XXX locale issues: how does one get or set loc.
+      // _GLIBCXX_HAVE_STRERROR_L, strerror_l(i, cloc)
+      return string(strerror(i));
+    }
+  };
+
+  const generic_error_category generic_category_instance;
+  const system_error_category system_category_instance;
+}
+
+_GLIBCXX_BEGIN_NAMESPACE(std)
+
+  const error_category& 
+  system_category() { return system_category_instance; }
+
+  const error_category& 
+  generic_category() { return generic_category_instance; }
+  
+  system_error::~system_error() throw() { }
+
+  error_condition 
+  error_category::default_error_condition(int __i) const
+  { return error_condition(__i, *this); }
+
+  bool 
+  error_category::equivalent(int __i, const error_condition& __cond) const
+  { return default_error_condition(__i) == __cond; }
+
+  bool 
+  error_category::equivalent(const error_code& __code, int __i) const
+  { return *this == __code.category() && __code.value() == __i; }
+
+  error_condition 
+  error_code::default_error_condition() const
+  { return category().default_error_condition(value()); }
+
+_GLIBCXX_END_NAMESPACE